*{margin: 0;padding: 0;}
a {text-decoration: none;}
a:hover {text-decoration: none;opacity: 0.8;}
ul {list-style: none;}
input {outline: none;}
input:focus {outline: none;}
.clear:after {content: "";display: block;clear: both;}
body {font-family: "-apple-system", " BlinkMacSystemFont", "Segoe UI", "Roboto", "Helvetica Neue", "Helvetica", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "SimSun", "sans-serif";}
label{font-weight: 400;}

